MESON Chess Problem Database

Problem Display
PID: 150682 (5B2/qn1rppN1/1N3k2/3rp2K/2n1p1R1/4p3/b7/8 w - - 0 1)

Dawson, Thomas Rayner

British Chess Magazine, 1951

5B2/qn1rppN1/1N3k2/3rp2K/2n1p1R1/4p3/b7/8

#2

5 + 12

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Ra5
      • 2.Sxd7#
    • 1...Rb5
      • 2.Sxd7#
    • 1...Rc5
      • 2.Sxd7#
    • 1...Rc7
      • 2.Sxd5#
    • 1...Scd6
      • 2.Sxd7#
    • 1...Sbd6
      • 2.Sxd5#
  • Tries
    • 1.Bxe7+?
      • 1...Rxe7
        • 2.Sxd5#
      • 1...Kxe7!
  • Keys
    • 1.Rg5!
      • threat
        • 2.Rf5#
      • 1...Scd6
        • 2.Sxd7#
      • 1...Sbd6
        • 2.Sxd5#
      • 1...e6
        • 2.Se8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 4
  • Sets
    • R(e);N_GUARD::S(C),XR(j)
    • R(j);N_GUARD::S(C),XR(e)
    • S(c);S_CUTR(e)::S(C),XR(j)
    • S(i);S_CUTR(j)::S(C),XR(e)
  • Tries
    • Try
      • B(E);CHECK,XP(k)
      • Vars
        • R(j);XB(E)::S(C),XR(e)
      • Refutation
        • K(g);S_FLIGHT,XB(E)
  • Actual
    • R(A);
    • Threat
      • R1(A)
    • Vars
      • S(c);S_CUTR(e)::S(C),XR(j)
      • S(i);S_CUTR(j)::S(C),XR(e)
      • P(k);SBLOCK::S(D)
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